GB/T 3077 40CrNiMoA Steel: Supply & Demand
Buyer RFQ demand against seller listing supply for GB/T 3077 40CrNiMoA, broken down by form. Signals are indicative and derived from listings and RFQs.
Last updated: 15 Oct 2026, 11:00 PM
Live Signal: This grade’s supply and demand by form, from listings and RFQs open right now. Use this to act today. For example, “Is there a buyer gap in this grade’s round bar this week?”
| Form |
Supply |
Demand |
Status |
Price Band (Rs./MT) |
| Round Bar |
2 |
0 |
Low Activity |
Insufficient data
|
Disclaimer: All information on this page is indicative only and derived from posted listings and RFQs on M-EX. It does not constitute a market price quote or investment advice. M-EX and GTE make no representations as to accuracy or completeness. Actual activity depends on quantity, quality, payment terms and other commercial factors agreed between buyers and sellers.
GB/T 3077 40CrNiMoA is an Alloy Steel grade: 40CrNiMoA is a high-strength alloy steel with excellent toughness, hardenability, and fatigue resistance. The grade is commonly used in aerospace and heavy engineering applications.
Typical applications: Used for crankshafts, turbine shafts, heavy-duty gears, aircraft landing parts, bolts, and pressure components..
Chemical Composition (%)
| C |
Si |
Mn |
Cr |
Ni |
Mo |
P |
S |
| 0.37-0.44 |
0.17-0.37 |
0.50-0.80 |
0.60-0.90 |
1.25-1.65 |
0.15-0.25 |
0.025 max |
0.025 max |
Mechanical Properties
| Tensile Strength |
1080-1280 MPa |
| Yield Strength |
930-1080 MPa |
| Elongation |
10-14% |
| Hardness |
30-38 HRC |